Features 1、Widely suitable for Android/iOS/Windows systems. 2、Scissors feet design makes keys return rapidly. Gives a fast and comfortable typing. 3、Large capacity battery enables this Bluetooth keyboard to work for continuous 40 hours and stand by for 60 days. 4、Multi-functional keyboard with full keys and FN media keys. 5、Super long service life up to 5 million clicks. Specification Features: Widely suitable for Android/iOS/Windows systems. Multi-functional keyboard with full keys and FN media keys. Scissors feet design makes keys return rapidly. Gives a fast and comfortable typing. Super long service life up to 5 million clicks. Large capacity battery enables this Bluetooth keyboard to work for continuous 40 hours and stand by for 60 days. Specifications: Product type: Ultra Slim Bluetooth Keyboard Material: PCB + Iron Supported language: Thai, English Bluetooth distance: 10m Bluetooth: Bluetooth 3.0 Battery capacity: 120mAh Work time: 40 hours Charging time: 4 hours Standby time: 60 days Keyboard service life: 5 million clicks Working current: <2.0mA Standby current: 0.3-0.5mA Working voltage: 3.0-5.0V Suitable: For Android/iOS/Windows systems Color: White Package size: approx. 25 * 13 * 2 cm/ 9.8 * 5.1 * 0.8 in Package weight: 135g/ 4.8oz Package List: 1 * Ultra Slim Bluetooth Keyboard Guidance: 1. Push the ( OFF switch to ON) in the upper right corner of the Bluetooth keyboard. At this time, the blue light will be on and the keyboard will start. 3. Turn on the tablet, find settings - turn on wireless and network - turn on Bluetooth - search for nearby devices - ( search for Bluetooth keyboard name) click on the connection. 4. the tablet screen prompts that Bluetooth pairing request (enter Bluetooth password XXXX to pair ''Bluetooth keyboard''), enter the number displayed on the screen on the Bluetooth keyboard and click the Enter key, the connection is successful.